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Search: id:A007412
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| A007412 |
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The noncubes: n + [ (n + [ n^{1/3} ])^{1/3} ].
(Formerly M0493)
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+0
5
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| 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
A. J. dos Reis and D. M. Silberger, Generating nonpowers by formula, Math. Mag., 63 (1990), 53-55.
J. Roberts, Lure of the Integers, Math. Assoc. America, 1992, p. 27911
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CROSSREFS
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Adjacent sequences: A007409 A007410 A007411 this_sequence A007413 A007414 A007415
Sequence in context: A089657 A004727 A102352 this_sequence A096432 A138302 A052421
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KEYWORD
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nonn,easy,nice
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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